*{
    margin: 0;
    padding: 0;
}
.content{
    /* 旁边有留白 */
    width: 90%;
      /* 清除浮动 */
      /* overflow: hidden; */
      clear: both;
      margin: 0 auto;
}
.help{
    background-color: #e2e2e8;
    
    padding: 50px 0;
    height: 400px;
}
.help_header{
    border-bottom: solid 3px ;
    height: 100px;
}
.help_body{
    padding-top:100px;
}
.help_header h3{
    color: orangered;
    font-size: 50px;
    
    text-align: center;
    padding-bottom: 20px;
}
.help_left{
    float: left;
    width: 40%;
    
}
.help_left img{
   margin-left: 100px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
}
.help_right{
    float: right;
    width: 60%;
    color: grey;
}
.help_right_bb{
   font-size: 30px;
   float: right; 
   color: black;
}
.help_right_aa{
    margin-top: 30px;
    float: left;
    color: black;
    font-size: 25px;
}
.help_right_cc{
    color: orangered;
    font-size: 15px;
}